The Gonville Hotel and University Arms Hotel is expensive, but it is not a guesthouse. The guesthouses that meet your criteria are cheap.
Okay, how about any hotels that are expensive that has free parking.
hotel-area hotel-parking hotel-pricerange hotel-type
hotel-area hotel-parking hotel-pricerange hotel-type
hotel-area hotel-parking hotel-pricerange hotel-type
hotel-area hotel-parking hotel-pricerange hotel-type